Before I forget, last week I saw a BA213 with a M9405 and three M9047
in it. The module database at <http://www.neurotica.com/dec-info/>
is down, it appears, and I can't find another link like it right now.
The unit was $20 at the UW-Madison (Wisconsin) surplus SWAP shop,
open Fridays 8 to 2.
- John